Service and Repair Manual July 2019
Manifolds
68 S-40 XC • S-45 XC • S-40 TraX • S-45 TraX Part No. 1286829GT
7-5
Traction Manifold Components, 4WD
The traction manifold is mounted inside the drive chassis at the non-steer end of the machine.
Item
Flow divider/combiner valve
DK
Divides flow between diagonal pairs of
motors: LF+RR=50%, LR+RF=50%
80-90 ft-lbs / 108-
Check valve, 5 psi / 0.34 bar
DC
Prevents cavitation in LF motor
35-40 ft-lbs / 14-
Orifice, 0.040 inch / 1 mm
DA Prevents scrub at high steer angles by
allowing some bypass flow around the left
flow divider
Check valve, 5 psi / 0.34 bar
DF
Prevents cavitation in RF motor
35-40 ft-lbs / 14-16 Nm
Orifice, 0.040 inch / 1 mm
DN
Prevents scrub at high steer angles by
allowing some bypass flow around the left
flow divider
Relief valve, 280 psi / 19.3
bar
DI
35-40 ft-lbs / 14-16 Nm
Flow divider/combiner
valve, 24 gpm / 91 lpm
DM
Combines return flow from RF and RR
motors
80-90 ft-lbs / 108-
Nm
Flow divider/combiner
valve, 24 gpm / 91 lpm
DB
Combines return flow from LF and LR
motors
80-90 ft-lbs / 108-
Nm
DD
Prevents cavitation in LF and RR motors
60-70 ft-lbs / 81-
Check valve, 5 psi / 0.34 bar
DH
Prevents cavitation in RR motor
35-40 ft-lbs / 14-
Check valve, 5 psi / 0.34 bar
DE
Prevents cavitation in LR motor
35-40 ft-lbs / 14-16 Nm
DG
Prevents cavitation in RF and LR motors
60-70 ft-lbs / 81-95 Nm
DJ
Directs oil from low pressure side to hot oil
relief valve
80-90 ft-lbs / 108-
Nm
Orifice, 0.40 inch / 1 mm
DL
scrub at high steer angles by
allowing some bypass flow around the left
flow divider